Detectionhightest
Suspicious Execution Location Of Wermgr.EXE
Detects suspicious Windows Error Reporting manager (wermgr.exe) execution location.
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Florian Roth (Nextron Systems)Created Fri Oct 14Updated Wed Aug 235394fcc7-aeb2-43b5-9a09-cac9fc5edcd5windows
Log Source
WindowsProcess Creation
ProductWindows← raw: windows
CategoryProcess Creation← raw: process_creation
Events generated when a new process is spawned on the system. Covers command-line arguments, parent/child relationships, and process metadata.
Detection Logic
Detection Logic2 selectors
detection:
selection:
Image|endswith: '\wermgr.exe'
filter_main_legit_location:
Image|startswith:
- 'C:\Windows\System32\'
- 'C:\Windows\SysWOW64\'
- 'C:\Windows\WinSxS\'
condition: selection and not 1 of filter_main_*False Positives
Unknown
False positive likelihood has not been assessed. Additional context may be needed during triage.
MITRE ATT&CK
Tactics
Rule Metadata
Rule ID
5394fcc7-aeb2-43b5-9a09-cac9fc5edcd5
Status
test
Level
high
Type
Detection
Created
Fri Oct 14
Modified
Wed Aug 23
Path
rules/windows/process_creation/proc_creation_win_wermgr_susp_exec_location.yml
Raw Tags
attack.execution